445422425 has 12 divisors (see below), whose sum is σ = 631227456. Its totient is φ = 305432400.

The previous prime is 445422413. The next prime is 445422433. The reversal of 445422425 is 524224544.

It is not a de Polignac number, because 445422425 - 2¹² = 445418329 is a prime.

It is a super-2 number, since 2×445422425² = 396802273385761250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 445422391 and 445422400.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1272461 + ... + 1272810.

It is an arithmetic number, because the mean of its divisors is an integer number (52602288).

Almost surely, 2^445422425 is an apocalyptic number.

It is an amenable number.

445422425 is a deficient number, since it is larger than the sum of its proper divisors (185805031).

445422425 is a wasteful number, since it uses less digits than its factorization.

445422425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2545288 (or 2545283 counting only the distinct ones).

The product of its digits is 51200, while the sum is 32.

The square root of 445422425 is about 21105.0331674698. The cubic root of 445422425 is about 763.7021724340.

Adding to 445422425 its reverse (524224544), we get a palindrome (969646969).

The spelling of 445422425 in words is "four hundred forty-five million, four hundred twenty-two thousand, four hundred twenty-five".